Home / 3,850.34-5,310.80-2,356.34

Finding the Fourth Proportional to 3,850.34, 5,310.80 and 2,356.34

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Solution

The fourth proportional to 3,850.34, 5,310.80 and 2,356.34 is: 3,250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.34 : 5,310.80 = 2,356.34 : x
  2. Step 2: Convert to fraction form
    3,850.34/5,310.80 = 2,356.34/x
  3. Step 3: Cross multiply
    3,850.34x = 5,310.80 × 2,356.34
  4. Step 4: Simplify right side
    3,850.34x = 12,514,050.47
  5. Step 5: Solve for x
    x = 12,514,050.47/3,850.34
  6. Step 6: Final answer
    x = 3,250.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.